Home / 1,432,119,232.89-2,148,179,446.04-644,252,631.12

Finding the Fourth Proportional to 1,432,119,232.89, 2,148,179,446.04 and 644,252,631.12

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Solution

The fourth proportional to 1,432,119,232.89, 2,148,179,446.04 and 644,252,631.12 is: 966,379,215.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,119,232.89 : 2,148,179,446.04 = 644,252,631.12 : x
  2. Step 2: Convert to fraction form
    1,432,119,232.89/2,148,179,446.04 = 644,252,631.12/x
  3. Step 3: Cross multiply
    1,432,119,232.89x = 2,148,179,446.04 × 644,252,631.12
  4. Step 4: Simplify right side
    1,432,119,232.89x = 1,383,970,260,225,952,768
  5. Step 5: Solve for x
    x = 1,383,970,260,225,952,768/1,432,119,232.89
  6. Step 6: Final answer
    x = 966,379,215.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.